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A304413
as a simple table
n
a(n)
1
1
2
4
3
23
4
835
5
98568
6
32181958
7
29251894460
8
71613287309909
9
478060061219665260
[1,4,23,835,98568,32181958,29251894460, 71613287309909,478060061219665260]
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Last modified July 1 21:52 EDT 2022. Contains 354975 sequences. (Running on oeis4.)